## Algebra: A Combined Approach (4th Edition)

$x=\sqrt 10-1,-\sqrt 10-1$
$(x+1)^2=10$ Step 1: Take the square root of both sides $x+1=\sqrt 10, x+1=-\sqrt 10$ Step 2: Subtract 1 from both sides $x=\sqrt 10-1,-\sqrt 10-1$